Home / 121,356,065.40-182,034,098.10-40,577,033.40

Finding the Fourth Proportional to 121,356,065.40, 182,034,098.10 and 40,577,033.40

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Solution

The fourth proportional to 121,356,065.40, 182,034,098.10 and 40,577,033.40 is: 60,865,550.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,356,065.40 : 182,034,098.10 = 40,577,033.40 : x
  2. Step 2: Convert to fraction form
    121,356,065.40/182,034,098.10 = 40,577,033.40/x
  3. Step 3: Cross multiply
    121,356,065.40x = 182,034,098.10 × 40,577,033.40
  4. Step 4: Simplify right side
    121,356,065.40x = 7,386,403,678,542,576
  5. Step 5: Solve for x
    x = 7,386,403,678,542,576/121,356,065.40
  6. Step 6: Final answer
    x = 60,865,550.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.